Code:
/ DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / Core / System / Windows / Input / Command / MediaCommands.cs / 2 / MediaCommands.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // // Description: The MediaCommands class defines a standard set of commands that act on Media. // // See spec at : [....]/CoreUI/Specs%20%20Eventing%20and%20Commanding/CommandLibrarySpec.mht // // // History: // 03/31/2004 : [....] - Created // 04/28/2004 : Added Accelerator table loading from Resource // 02/02/2005 : Created MediaCommands class from CommandLibrary class. // //--------------------------------------------------------------------------- using System; using System.Windows; using System.Windows.Input; using System.Collections; using System.ComponentModel; using SR=MS.Internal.PresentationCore.SR; using SRID=MS.Internal.PresentationCore.SRID; namespace System.Windows.Input { ////// MediaCommands - Set of Standard Commands /// public static class MediaCommands { //----------------------------------------------------- // // Public Methods // //----------------------------------------------------- #region Public Methods ////// Play Command /// public static RoutedUICommand Play { get { return _EnsureCommand(CommandId.Play); } } ////// Pause Command /// public static RoutedUICommand Pause { get { return _EnsureCommand(CommandId.Pause); } } ////// Stop Command /// public static RoutedUICommand Stop { get { return _EnsureCommand(CommandId.Stop); } } ////// Record Command /// public static RoutedUICommand Record { get { return _EnsureCommand(CommandId.Record); } } ////// NextTrack Command /// public static RoutedUICommand NextTrack { get { return _EnsureCommand(CommandId.NextTrack); } } ////// PreviousTrack Command /// public static RoutedUICommand PreviousTrack { get { return _EnsureCommand(CommandId.PreviousTrack); } } ////// FastForward Command /// public static RoutedUICommand FastForward { get { return _EnsureCommand(CommandId.FastForward); } } ////// Rewind Command /// public static RoutedUICommand Rewind { get { return _EnsureCommand(CommandId.Rewind); } } ////// ChannelUp Command /// public static RoutedUICommand ChannelUp { get { return _EnsureCommand(CommandId.ChannelUp); } } ////// ChannelDown Command /// public static RoutedUICommand ChannelDown { get { return _EnsureCommand(CommandId.ChannelDown); } } ////// TogglePlayPause Command /// public static RoutedUICommand TogglePlayPause { get {return _EnsureCommand(CommandId.TogglePlayPause);} } ////// Select Command /// public static RoutedUICommand Select { get {return _EnsureCommand(CommandId.Select);} } ////// IncreaseVolume Command /// public static RoutedUICommand IncreaseVolume { get { return _EnsureCommand(CommandId.IncreaseVolume); } } ////// DecreaseVolume Command /// public static RoutedUICommand DecreaseVolume { get { return _EnsureCommand(CommandId.DecreaseVolume); } } ////// MuteVolume Command /// public static RoutedUICommand MuteVolume { get { return _EnsureCommand(CommandId.MuteVolume); } } ////// IncreaseTreble Command /// public static RoutedUICommand IncreaseTreble { get { return _EnsureCommand(CommandId.IncreaseTreble); } } ////// DecreaseTreble Command /// public static RoutedUICommand DecreaseTreble { get { return _EnsureCommand(CommandId.DecreaseTreble); } } ////// IncreaseBass Command /// public static RoutedUICommand IncreaseBass { get { return _EnsureCommand(CommandId.IncreaseBass); } } ////// DecreaseBass Command /// public static RoutedUICommand DecreaseBass { get { return _EnsureCommand(CommandId.DecreaseBass); } } ////// BoostBass Command /// public static RoutedUICommand BoostBass { get { return _EnsureCommand(CommandId.BoostBass); } } ////// IncreaseMicrophoneVolume Command /// public static RoutedUICommand IncreaseMicrophoneVolume { get { return _EnsureCommand(CommandId.IncreaseMicrophoneVolume); } } ////// DecreaseMicrophoneVolume Command /// public static RoutedUICommand DecreaseMicrophoneVolume { get { return _EnsureCommand(CommandId.DecreaseMicrophoneVolume); } } ////// MuteMicrophoneVolume Command /// public static RoutedUICommand MuteMicrophoneVolume { get { return _EnsureCommand(CommandId.MuteMicrophoneVolume); } } ////// ToggleMicrophoneOnOff Command /// public static RoutedUICommand ToggleMicrophoneOnOff { get { return _EnsureCommand(CommandId.ToggleMicrophoneOnOff); } } #endregion Public Methods //------------------------------------------------------ // // Private Methods // //----------------------------------------------------- #region Private Methods private static string GetPropertyName(CommandId commandId) { string propertyName = String.Empty; switch (commandId) { case CommandId.Play : propertyName = "Play"; break; case CommandId.Pause: propertyName = "Pause"; break; case CommandId.Stop : propertyName = "Stop"; break; case CommandId.Record: propertyName = "Record"; break; case CommandId.NextTrack: propertyName = "NextTrack"; break; case CommandId.PreviousTrack: propertyName = "PreviousTrack"; break; case CommandId.FastForward: propertyName = "FastForward"; break; case CommandId.Rewind: propertyName = "Rewind"; break; case CommandId.ChannelUp: propertyName = "ChannelUp"; break; case CommandId.ChannelDown: propertyName = "ChannelDown"; break; case CommandId.TogglePlayPause: propertyName = "TogglePlayPause"; break; case CommandId.IncreaseVolume: propertyName = "IncreaseVolume"; break; case CommandId.DecreaseVolume: propertyName = "DecreaseVolume"; break; case CommandId.MuteVolume: propertyName = "MuteVolume"; break; case CommandId.IncreaseTreble: propertyName = "IncreaseTreble"; break; case CommandId.DecreaseTreble: propertyName = "DecreaseTreble"; break; case CommandId.IncreaseBass: propertyName = "IncreaseBass"; break; case CommandId.DecreaseBass: propertyName = "DecreaseBass"; break; case CommandId.BoostBass: propertyName = "BoostBass"; break; case CommandId.IncreaseMicrophoneVolume: propertyName = "IncreaseMicrophoneVolume"; break; case CommandId.DecreaseMicrophoneVolume: propertyName = "DecreaseMicrophoneVolume"; break; case CommandId.MuteMicrophoneVolume: propertyName = "MuteMicrophoneVolume"; break; case CommandId.ToggleMicrophoneOnOff: propertyName = "ToggleMicrophoneOnOff"; break; case CommandId.Select:propertyName = "Select";break; } return propertyName; } internal static string GetUIText(byte commandId) { string uiText = String.Empty; switch ((CommandId)commandId) { case CommandId.Play: uiText = SR.Get(SRID.MediaPlayText); break; case CommandId.Pause: uiText = SR.Get(SRID.MediaPauseText); break; case CommandId.Stop: uiText = SR.Get(SRID.MediaStopText); break; case CommandId.Record: uiText = SR.Get(SRID.MediaRecordText); break; case CommandId.NextTrack: uiText = SR.Get(SRID.MediaNextTrackText); break; case CommandId.PreviousTrack: uiText = SR.Get(SRID.MediaPreviousTrackText); break; case CommandId.FastForward: uiText = SR.Get(SRID.MediaFastForwardText); break; case CommandId.Rewind: uiText = SR.Get(SRID.MediaRewindText); break; case CommandId.ChannelUp: uiText = SR.Get(SRID.MediaChannelUpText); break; case CommandId.ChannelDown: uiText = SR.Get(SRID.MediaChannelDownText); break; case CommandId.TogglePlayPause: uiText = SR.Get(SRID.MediaTogglePlayPauseText); break; case CommandId.IncreaseVolume: uiText = SR.Get(SRID.MediaIncreaseVolumeText); break; case CommandId.DecreaseVolume: uiText = SR.Get(SRID.MediaDecreaseVolumeText); break; case CommandId.MuteVolume: uiText = SR.Get(SRID.MediaMuteVolumeText); break; case CommandId.IncreaseTreble: uiText = SR.Get(SRID.MediaIncreaseTrebleText); break; case CommandId.DecreaseTreble: uiText = SR.Get(SRID.MediaDecreaseTrebleText); break; case CommandId.IncreaseBass: uiText = SR.Get(SRID.MediaIncreaseBassText); break; case CommandId.DecreaseBass: uiText = SR.Get(SRID.MediaDecreaseBassText); break; case CommandId.BoostBass: uiText = SR.Get(SRID.MediaBoostBassText); break; case CommandId.IncreaseMicrophoneVolume: uiText = SR.Get(SRID.MediaIncreaseMicrophoneVolumeText); break; case CommandId.DecreaseMicrophoneVolume: uiText = SR.Get(SRID.MediaDecreaseMicrophoneVolumeText); break; case CommandId.MuteMicrophoneVolume: uiText = SR.Get(SRID.MediaMuteMicrophoneVolumeText); break; case CommandId.ToggleMicrophoneOnOff: uiText = SR.Get(SRID.MediaToggleMicrophoneOnOffText); break; case CommandId.Select:uiText = SR.Get(SRID.MediaSelectText);break; } return uiText; } internal static InputGestureCollection LoadDefaultGestureFromResource(byte commandId) { InputGestureCollection gestures = new InputGestureCollection(); //Standard Commands switch ((CommandId)commandId) { case CommandId.Play: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaPlayKey), SR.Get(SRID.MediaPlayKeyDisplayString), gestures); break; case CommandId.Pause: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaPauseKey), SR.Get(SRID.MediaPauseKeyDisplayString), gestures); break; case CommandId.Stop: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaStopKey), SR.Get(SRID.MediaStopKeyDisplayString), gestures); break; case CommandId.Record: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaRecordKey), SR.Get(SRID.MediaRecordKeyDisplayString), gestures); break; case CommandId.NextTrack: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaNextTrackKey), SR.Get(SRID.MediaNextTrackKeyDisplayString), gestures); break; case CommandId.PreviousTrack: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaPreviousTrackKey), SR.Get(SRID.MediaPreviousTrackKeyDisplayString), gestures); break; case CommandId.FastForward: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaFastForwardKey), SR.Get(SRID.MediaFastForwardKeyDisplayString), gestures); break; case CommandId.Rewind: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaRewindKey), SR.Get(SRID.MediaRewindKeyDisplayString), gestures); break; case CommandId.ChannelUp: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaChannelUpKey), SR.Get(SRID.MediaChannelUpKeyDisplayString), gestures); break; case CommandId.ChannelDown: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaChannelDownKey), SR.Get(SRID.MediaChannelDownKeyDisplayString), gestures); break; case CommandId.TogglePlayPause: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaTogglePlayPauseKey), SR.Get(SRID.MediaTogglePlayPauseKeyDisplayString), gestures); break; case CommandId.IncreaseVolume: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaIncreaseVolumeKey), SR.Get(SRID.MediaIncreaseVolumeKeyDisplayString), gestures); break; case CommandId.DecreaseVolume: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaDecreaseVolumeKey), SR.Get(SRID.MediaDecreaseVolumeKeyDisplayString), gestures); break; case CommandId.MuteVolume: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaMuteVolumeKey), SR.Get(SRID.MediaMuteVolumeKeyDisplayString), gestures); break; case CommandId.IncreaseTreble: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaIncreaseTrebleKey), SR.Get(SRID.MediaIncreaseTrebleKeyDisplayString), gestures); break; case CommandId.DecreaseTreble: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaDecreaseTrebleKey), SR.Get(SRID.MediaDecreaseTrebleKeyDisplayString), gestures); break; case CommandId.IncreaseBass: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaIncreaseBassKey), SR.Get(SRID.MediaIncreaseBassKeyDisplayString), gestures); break; case CommandId.DecreaseBass: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaDecreaseBassKey), SR.Get(SRID.MediaDecreaseBassKeyDisplayString), gestures); break; case CommandId.BoostBass: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaBoostBassKey), SR.Get(SRID.MediaBoostBassKeyDisplayString), gestures); break; case CommandId.IncreaseMicrophoneVolume: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaIncreaseMicrophoneVolumeKey), SR.Get(SRID.MediaIncreaseMicrophoneVolumeKeyDisplayString), gestures); break; case CommandId.DecreaseMicrophoneVolume: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaDecreaseMicrophoneVolumeKey), SR.Get(SRID.MediaDecreaseMicrophoneVolumeKeyDisplayString), gestures); break; case CommandId.MuteMicrophoneVolume: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaMuteMicrophoneVolumeKey), SR.Get(SRID.MediaMuteMicrophoneVolumeKeyDisplayString), gestures); break; case CommandId.ToggleMicrophoneOnOff: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaToggleMicrophoneOnOffKey), SR.Get(SRID.MediaToggleMicrophoneOnOffKeyDisplayString), gestures); break; case CommandId.Select: KeyGesture.AddGesturesFromResourceStrings( SR.Get(SRID.MediaSelectKey), SR.Get(SRID.MediaSelectKeyDisplayString), gestures); break; } return gestures; } private static RoutedUICommand _EnsureCommand(CommandId idCommand) { if (idCommand >= 0 && idCommand < CommandId.Last) { lock (_internalCommands.SyncRoot) { if (_internalCommands[(int)idCommand] == null) { RoutedUICommand newCommand = new RoutedUICommand(GetPropertyName(idCommand), typeof(MediaCommands), (byte)idCommand); _internalCommands[(int)idCommand] = newCommand; } } return _internalCommands[(int)idCommand]; } return null; } #endregion Private Methods //------------------------------------------------------ // // Private Fields // //------------------------------------------------------ #region Private Fields // these constants will go away in future, its just to index into the right one. private enum CommandId : byte { // Formatting Play = 1, Pause = 2, Stop = 3, Record = 4, NextTrack = 5, PreviousTrack = 6, FastForward = 7, Rewind = 8, ChannelUp = 9, ChannelDown = 10, TogglePlayPause = 11, IncreaseVolume = 12, DecreaseVolume = 13, MuteVolume = 14, IncreaseTreble = 15, DecreaseTreble = 16, IncreaseBass = 17, DecreaseBass = 18, BoostBass = 19, IncreaseMicrophoneVolume = 20, DecreaseMicrophoneVolume = 21, MuteMicrophoneVolume = 22, ToggleMicrophoneOnOff = 23, Select = 24, // Last Last = 25 } private static RoutedUICommand[] _internalCommands = new RoutedUICommand[(int)CommandId.Last]; #endregion Private Fields } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. 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